Donald Trump has pledged to limit immigration from parts of the world in response to terror concerns. But what can he actually do?
A new study reveals Islamic terrorists are learning to attack online systems, posing a threat to Western companies and critical infrastructure.
Holman Jenkins, Wall Street Journal, talks about using big data to combat terrorism and weighs in on gun control.
The "Worldwide Exchange" crew discusses the morning's top attention-grabbing headlines, including a piece written by Peter Bergen in the New York Times titled, "Why Do Terrorist Commit Terrorism?"
President Obama remarked on the strategy to destroy ISIS on Tuesday, and reacted to Trump's criticism of not using the "radical Islam" phrase. Former U.S. Inspector General Clark Ervin, shares his view on Homeland Security strategies and stopping terrorism.
President Obama did not mention Donald Trump's name, but reacted to Trump's ideas on immigration, and Trump's criticism over not using the "radical Islam" phrase.
Brad Gerstner, Altimeter Capital Management founder, shares his view on United's stock, and the current market environment.
President Obama discusses whether an immigration ban on Muslims is right for America.
President Obama reacts to criticism on the Obama administration for not using the phrase "radical Islam" to identify ISIL.
President Obama shares his views on gun laws, saying the "weapons are going to get even more powerful."
President Obama discusses progress in the fight against ISIL, and the hardship on the Syrian people.
"These shootings feed on each other," says best-selling author Malcolm Gladwell, in the wake of Sunday's Orlando gay nightclub attack.
House Speaker Paul Ryan said he did not believe that Donald Trump's suggested ban on Muslims entering the U.S. would be in the country's best interest.
House Speaker Paul Ryan weighs in on how we should have a "robust security test" to control who comes and goes into the country.
CNBC's Sara Eisen talks to Senator Ron Johnson, chairman of the Senate Homeland Security and Governmental Affairs Committee, on the mass shooting in Orlando.
The retired NYPD police officer says he didn't make the laws, and simply abides by them.
The presumptive Republican presidential candidate is calling for immigration reform that 'serves the interests and values of America.'
Author Malcom Gladwell, "Revisionist History" host, talks about the increase in terror networks around the globe and the role of the internet in these events.
CNBC's Eamon Javers reports the latest details on the investigation in the Orlando nightclub massacre.
Canadian hostage Robert Hall is believed to have been killed by his captors in the Philippines, Prime Minister Justin Trudeau said on Monday.